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| author |   Arun Siluvery <arun.siluvery@linux.intel.com> | 2015-07-14 15:01:30 +0100 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-07-15 14:30:18 +0200 |
| commit | 9b01435d2802148fcf6e061df0e4926768eeb133 (patch) | |
| tree | ff0717644cc88a9ba2893e011958b27b3487159b /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | drm/i915/gen9: Add WaFlushCoherentL3CacheLinesAtContextSwitch workaround (diff) | |
| download | linux-dev-9b01435d2802148fcf6e061df0e4926768eeb133.tar.xz linux-dev-9b01435d2802148fcf6e061df0e4926768eeb133.zip | |
drm/i915/gen9: Add WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken
In Indirect context w/a batch buffer,
+WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken
v2: SKL revision id was used for BXT, copy paste error found during
internal review (Bob Beckett).
v3: explain why part of the WA is in Per ctx batch (Mika)
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index bddc9032e17e..1c14233d179f 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -946,8 +946,11 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */ WA_SET_BIT_MASKED(GEN7_COMMON_SLICE_CHICKEN1, GEN9_RHWO_OPTIMIZATION_DISABLE); - WA_SET_BIT_MASKED(GEN9_SLICE_COMMON_ECO_CHICKEN0, - DISABLE_PIXEL_MASK_CAMMING); + /* + * WA also requires GEN9_SLICE_COMMON_ECO_CHICKEN0[14:14] to be set + * but we do that in per ctx batchbuffer as there is an issue + * with this register not getting restored on ctx restore + */ } if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) >= SKL_REVID_C0) || |